Gupta, N., Vora, C., Madan, T., Garg, P., Vagde, M., Bisnoi, S. and Chaudhary, M. (2018) “Prevalence of cardiovascular diseases in patients hospitalized for acute exacerbation of COPD: prospective observational study”, International Journal of Advances in Medicine, 5(3), pp. 742–747. doi: 10.18203/2349-3933.ijam20182134.